Home / 194,601.18-268,549.46-105,177.18

Finding the Fourth Proportional to 194,601.18, 268,549.46 and 105,177.18

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Solution

The fourth proportional to 194,601.18, 268,549.46 and 105,177.18 is: 145,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,601.18 : 268,549.46 = 105,177.18 : x
  2. Step 2: Convert to fraction form
    194,601.18/268,549.46 = 105,177.18/x
  3. Step 3: Cross multiply
    194,601.18x = 268,549.46 × 105,177.18
  4. Step 4: Simplify right side
    194,601.18x = 28,245,274,893.32
  5. Step 5: Solve for x
    x = 28,245,274,893.32/194,601.18
  6. Step 6: Final answer
    x = 145,144.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.